diff --git a/vim/vimrc b/vim/vimrc
index fd01cd4..2b3b900 100644
--- a/vim/vimrc
+++ b/vim/vimrc
@@ -142,8 +142,9 @@ if has('gui_running')
 	set lines=24
 	set columns=83
 else
-	" use 256-color terminal capabilities
-	set t_Co=256
+	" use high-color terminal capabilities
+	let &t_8f = "\<Esc>[38;2;%lu;%lu;%lum"
+	let &t_8b = "\<Esc>[48;2;%lu;%lu;%lum"
 	let base16colorspace=256
 	set termguicolors
 endif